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20 Cards in this Set
- Front
- Back
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Which of the following secondary sex characteristics is caused by testosterone? A. deepening of the voice B. widening of the hips C. development of the breasts D. all of the above |
deepening of the voice |
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Which structure produces sperm? |
Seminiferous tubules |
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When during the menstrual cycle does an egg have the best chance of being fertilized? |
At the beginning of the luteal phase |
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Menstruation does not occur if _________________. |
the egg is fertilized |
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What is a zygote? |
fertilized egg |
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The chances of fertilization are very good if sperm are present when a ___________________. |
egg is in a Fallopian tube |
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Which of the following are required for fertilization to occur inside the female body? A. Sperm must swim into a Fallopian tube B. An egg must be present in the Fallopian tube C. The nucleus of a sperm must enter an egg cell D. all of the above |
all of the above |
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What is a function of the placenta? |
Providing nutrients to the fetus |
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Puberty usually begins between the ages of ________. |
9 and 15 |
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Puberty |
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Which organ system is responsible for making and delivering sperm? |
Male reproductive system |
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One menstrual cycle usually lasts how long? |
A month |
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What is the placenta is connected to? |
Fetus to the mother's uterus |
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Which stage of the human life cycle occurs first? |
Childhood |
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What is puberty? |
A period of rapid growth and sexual maturation during which the reproductive system becomes fully functional |
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In the female body, each egg is surrounded by a __________, in which the egg matures. |
follicle |
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What are three parts to a sperm cell? |
Head Mid piece Tail (Flagellum) |
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What is the shortest phase of the menstrual cycle? |
ovulation |
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What are the 4 phases of the menstrual cycle? |
Follicle Phase Ovulation Luteal Phase Menstruation |
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What are two secondary characteristics that males and females show during puberty? |
Males: Voice becomes deeper, chest broadens Females: Widening of the hips, enlargement of the breasts and reproductive organs |
